Volkswagen Golf Service & Repair Manual: Removing and installing digital sound package control unit -J525

Volkswagen Golf Service & Repair Manual / Communication / Infotainment / Sound system / Removing and installing digital sound package control unit -J525

Special tools and workshop equipment required

Protective cap for wiring harness connector -VAS 6223/9-

If the control unit is replaced, select the Replace function of the respective control unit in Guided fault finding → Vehicle diagnostic tester.

Removing

–	Switch off ignition and all electrical consumers, and remove ignition key.

–	Remove luggage compartment floor

Removing and installing digital sound package control unit -J525

–	Release strap -1- and then release and unplug connectors -2- on digital sound package control unit -J525-.

Removing and installing digital sound package control unit -J525

–	Push protective cap for cable connector -VAS 6223/9--1- onto connector of MOST bus -2-.

–	Remove digital sound package control unit -J525-

Installing

Install in the reverse order of removal. When doing this, note the following:

Removing and installing digital sound package control unit -J525

Digital sound package control unit -J525-, vehicles with Dynaudio

Special tools and workshop equipment required Torque wrench -V.A.G 1783- ...

Removing and installing retainer for digital sound package control unit -J525-

Special tools and workshop equipment required Torque wrench -V.A.G 1783- Removin ...

Other materials:

Removing and installing fuel line for auxiliary/supplementary heater
Removing – Observe safety precautions → Chapter. – Observe rules for cleanliness → Chapter. – Fuel tank must not be more than 3/4 ...

Checking valve timing, engine codes CHPA, CMBA, CPVA, CXSA, CZCA, CPVB, CZDA
Special tools and workshop equipment required Torque wrench -VAS 6583- Locking pin -T10340- ...

Instructions for checking
The following instructions are intended to help you find the causes of problems effectively and objectively in the event of complaints about the brake servo or in the event of a so-called »hard brake pedal«. This check relates to the fo ...